Universal Working Component Mating Multiple Shaft Ends

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Solution Overview

Problem

Existing multifunctional tools have limited compatibility, as working components from different brands cannot be interchanged, leading to inconvenience and increased costs for users due to the lack of commonality among brands.

Innovation Solution

A working component design featuring a body portion and clamping portion with a mating structure that includes a support portion and a mating portion, allowing for compatibility with multiple shaft ends, formed through a stamping process to reduce manufacturing costs and simplify the technology procedure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If working components are designed with brand-specific mating structures, then brand reliability is improved, but adaptability deteriorates

Engineering Contradiction:
Improvebrand reliabilityVSAvoidadaptability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent applies universality by designing a working component with a standardized mating portion that can interface with multiple shaft end types from different brands. The mating portion includes a mounting hole with a longitudinal axis and a clamping portion with a support portion, creating a universal interface that maintains reliable connection while adapting to various shaft configurations, thereby resolving the contradiction between brand-specific reliability and cross-brand adaptability

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If multiple accessories are added to achieve compatibility with multiple shaft ends, then adaptability is improved, but device complexity increases

Engineering Contradiction:
ImprovecompatibilityVSAvoidnumber of accessories
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges the mating structure directly into the working component by integrating the clamping portion with the support portion and mounting hole. This consolidation eliminates the need for separate adapters or accessories, achieving compatibility with multiple shaft ends while maintaining simple device structure. The mating portion is formed as an integral part of the working component, reducing the total number of parts and simplifying the overall system

Inventive Principle:
Principle #5Merging (Combining)

3Manufacturing precision

If die casting process is used for manufacturing, then manufacturing precision is improved, but ease of manufacture deteriorates

Engineering Contradiction:
Improvemanufacturing precisionVSAvoidease of manufacture
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

The patent changes the manufacturing parameter from die casting to stamping process. The working component, particularly the clamping portion with mating portion, is manufactured using stamping which forms the structure through progressive deformation of metal sheets. This parameter change maintains sufficient manufacturing precision for the mating interface while dramatically improving ease of manufacture, reducing production costs, and simplifying the manufacturing process compared to die casting

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS9120216B2Working component for mating with multiple shaft ends
Publication Date: 2015.09.01 CHERVON HK LTD WANCHAI
  • US9120216B2 patent drawing
  • US9120216B2 patent drawing
  • US9120216B2 patent drawing

AI summary

A working component for mating with multiple shaft ends includes a body portion and a clamping portion which is connected to the body portion and suitable for mounting the working component to the shaft ends. The body portion has a work piece processing area for acting on the work piece to be processed and the clamping portion has a mounting hole with a longitudinal axis Y. The clamping portion includes a support portion and a mating portion which are overlapped along the direction of the longitudinal axis Y.